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| author | Richard Henderson <rth@twiddle.net> | 2012-08-21 14:05:11 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2013-01-05 12:18:38 -0800 |
| commit | c49daa51a8e19694a611971206e75bd245768e3c (patch) | |
| tree | cf6c467b722fac685ccf88a9b33a38a3c803274b | |
| parent | 00574261e1fcb318fdd4cc1293238fc1f50de341 (diff) | |
| download | qemu-c49daa51a8e19694a611971206e75bd245768e3c.zip qemu-c49daa51a8e19694a611971206e75bd245768e3c.tar.gz qemu-c49daa51a8e19694a611971206e75bd245768e3c.tar.bz2 | |
target-s390: Convert CONVERT TO DECIMAL
Signed-off-by: Richard Henderson <rth@twiddle.net>
| -rw-r--r-- | target-s390x/insn-data.def | 4 | ||||
| -rw-r--r-- | target-s390x/translate.c | 24 |
2 files changed, 16 insertions, 12 deletions
diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def index 6b81f69..c5c5614 100644 --- a/target-s390x/insn-data.def +++ b/target-s390x/insn-data.def @@ -131,6 +131,10 @@ C(0xc607, CLHRL, RIL_b, GIE, r1_o, mri2_16u, 0, 0, 0, cmpu32) C(0xc606, CLGHRL, RIL_b, GIE, r1_o, mri2_16u, 0, 0, 0, cmpu64) +/* CONVERT TO DECIMAL */ + C(0x4e00, CVD, RX_a, Z, r1_o, a2, 0, 0, cvd, 0) + C(0xe326, CVDY, RXY_a, LD, r1_o, a2, 0, 0, cvd, 0) + /* DIVIDE */ C(0x1d00, DR, RR_a, Z, r1_D32, r2_32s, new_P, r1_P32, divs32, 0) C(0x5d00, D, RX_a, Z, r1_D32, m2_32s, new_P, r1_P32, divs32, 0) diff --git a/target-s390x/translate.c b/target-s390x/translate.c index 8728b36..9f92954 100644 --- a/target-s390x/translate.c +++ b/target-s390x/translate.c @@ -2355,18 +2355,6 @@ static void disas_s390_insn(CPUS390XState *env, DisasContext *s) LOG_DISAS("opc 0x%x\n", opc); switch (opc) { - case 0x4e: /* CVD R1,D2(X2,B2) [RX] */ - insn = ld_code4(env, s->pc); - tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); - tmp2 = tcg_temp_new_i64(); - tmp32_1 = tcg_temp_new_i32(); - tcg_gen_trunc_i64_i32(tmp32_1, regs[r1]); - gen_helper_cvd(tmp2, tmp32_1); - tcg_gen_qemu_st64(tmp2, tmp, get_mem_index(s)); - tcg_temp_free_i64(tmp); - tcg_temp_free_i64(tmp2); - tcg_temp_free_i32(tmp32_1); - break; #ifndef CONFIG_USER_ONLY case 0x80: /* SSM D2(B2) [S] */ /* Set System Mask */ @@ -3363,6 +3351,18 @@ static ExitStatus op_bct64(DisasContext *s, DisasOps *o) return help_branch(s, &c, is_imm, imm, o->in2); } +static ExitStatus op_cvd(DisasContext *s, DisasOps *o) +{ + TCGv_i64 t1 = tcg_temp_new_i64(); + TCGv_i32 t2 = tcg_temp_new_i32(); + tcg_gen_trunc_i64_i32(t2, o->in1); + gen_helper_cvd(t1, t2); + tcg_temp_free_i32(t2); + tcg_gen_qemu_st64(t1, o->in2, get_mem_index(s)); + tcg_temp_free_i64(t1); + return NO_EXIT; +} + static ExitStatus op_divs32(DisasContext *s, DisasOps *o) { gen_helper_divs32(o->out2, cpu_env, o->in1, o->in2); |